Gorillas can catch human colds and other illnesses.
205
Cats recognise the voice of their owner, but never evolved to care.
22
A group of unicorns is called a blessing.
304
There's a rare breed of pig that looks like a sheep.
14
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22